Rosatom State Atomic Energy Corporation (Russian state-owned 100%) — Russian state-controlled major nuclear power conglomerate (uranium enrichment, reactor exports, military isotopes) — has faced sustained US OFAC and EU Council enforcement scrutiny over the contested historic 2022-2024 sustained Rosatom operations following Russian invasion of Ukraine including the contested historic Zaporizhzhia Nuclear Power Plant occupation (Ukraine, IAEA monitoring) affecting institutional shareholders amid US/EU sanctions pressure.